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24 March, 23:13

joanna tan a mile in physical education class. after resting for one hour, her heart rate was 60 beats per minute. if her herat rate was decreased by 2/5, what was her heart rate immediately after she ran the mile?

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  1. 25 March, 01:00
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    you would take her original heart rate and multiply that by 2/5 or by. 4 which is 24, then take that and subtract it from her origina heart rate of 60 to get a final heart rate of 36
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